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Welcome to the SQL Quiz!
Test your SQL knowledge with 200 carefully crafted questions.
Each question shows 5 randomly selected options from 7 possible answers!
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⚙️ Quiz Settings
📚 20 Categories Covered:
SELECT Basics
Filtering & WHERE
JOIN Operations
Aggregation & GROUP BY
Subqueries
INSERT, UPDATE, DELETE
DDL & Schema
Constraints & Keys
Indexes & Performance
Views & CTEs
Window Functions
Transactions & ACID
Normalization
String Functions
Date & Time Functions
Set Operations
Stored Procedures
Triggers & Events
Security & Permissions
Advanced SQL
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